Probe:	Emx2 cDNA
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS20: cerebral cortex ventricular layer	Present	Widespread	1A	Authors report that, at E12.5, practically entire cortex coincides with ventricular zone; expression is throughout.
TS20: cerebral cortex intermediate zone	Absent		1A	Expression excluded from transitional field (subventricular zone and intermediate zone) and from the cortical plate.
TS20: cerebral cortex subventricular zone	Absent		1A	Expression excluded from transitional field (subventricular zone and intermediate zone) and from the cortical plate.
TS20: cortical plate	Absent		1A	Expression excluded from transitional field (subventricular zone and intermediate zone) and from the cortical plate.
TS20: ganglionic eminence	Trace		1A	Faint expression in non-cortical regions of telencephalon - e.g. ganglionic eminence.

Structure	Level	Pattern	Image	Note
TS22: cerebral cortex ventricular layer	Present	Graded	1B	Expression confined to germinal ventricular zone representing only part of developing cortex. Anterior-to-posterior gradient of expression.
TS22: cerebral cortex intermediate zone	Absent		1B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: cerebral cortex subventricular zone	Absent		1B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: cortical plate	Absent		1B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: ganglionic eminence	Trace		1B	Faint expression in non-cortical regions of telencephalon - e.g. ganglionic eminence.

Structure	Level	Pattern	Image	Note
TS24: cerebral cortex ventricular layer	Present		1C	Expression in germinal ventricular zone.
TS24: cerebral cortex intermediate zone	Absent		1C	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS24: cerebral cortex subventricular zone	Absent		1C	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS24: cortical plate	Absent		1C	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Present		1D	Expression in germinal ventricular zone.
TS26: cerebral cortex intermediate zone	Absent		1D	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS26: cerebral cortex subventricular zone	Absent		1D	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS26: cortical plate	Absent		1D	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.

Structure	Level	Pattern	Image	Note
TS27: cerebral cortex ventricular zone	Present		1E	Expression in germinal ventricular zone.
TS27: cerebral cortex intermediate zone	Absent		1E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS27: cerebral cortex subventricular zone	Absent		1E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS27: cortical plate	Absent		1E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS27: main olfactory bulb mitral cell layer	Present		1E

Structure	Level	Pattern	Image	Note
TS20: cerebral cortex ventricular layer	Present		2B	Expression in ventricular zone. Expression correlates with position of proliferative epithelium.
TS20: cerebral cortex intermediate zone	Absent		2B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate. Expression is absent in intermediate zone in ventrolateral cortical regions.
TS20: cerebral cortex subventricular zone	Absent		2B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate. Expression is absent in intermediate zone in ventrolateral cortical regions.
TS20: cortical plate	Absent		2B	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate. Expression is absent in intermediate zone in ventrolateral cortical regions.
TS20: cerebral cortex	Present	Regionally restricted	2B	No expression in migrating postmitotic neurons.
TS20: ganglionic eminence	Trace		2B	Faint expression in non-cortical regions of telencephalon - e.g. ganglionic eminence.

Structure	Level	Pattern	Image	Note
TS22: cerebral cortex ventricular layer	Present		2E	Expression in ventricular zone. Expression correlates with position of proliferative epithelium.
TS22: cerebral cortex intermediate zone	Absent		2E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: cerebral cortex subventricular zone	Absent		2E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: cortical plate	Absent		2E	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS22: telencephalon pia mater	Present		2E

Structure	Level	Pattern	Image	Note
TS24: cerebral cortex ventricular layer	Present		2H	Expression in ventricular zone. Expression correlates with position of proliferative epithelium.
TS24: cerebral cortex intermediate zone	Absent		2H	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS24: cerebral cortex subventricular zone	Absent		2H	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS24: cortical plate	Absent		2H	Expression excluded from transitional field, comprising subventricular zone and intermediate zone, and from the cortical plate.
TS24: telencephalon pia mater	Present		2H